Service & Maintenance

Btu Buddy 33: Frozen Heat Pump Outdoor Coil

In this edition of the Btu Buddy series, the dispatcher calls Bob and tells him a customer has a very frozen heat pump outdoor coil. After checking out the unit, Bob finds a bad fan capacitor.
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Servicing Gas Appliances – Part 3

This article is the third and final part of a three-part series on inspecting and servicing gas appliances. It provides information on furnace operation, combustion analysis, and the limit circuit.
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Btu Buddy 32: Carbon Monoxide Problem With Gas Furnace

In this installment of the Btu Buddy series, Bob goes on a call where a carbon monoxide detector alarm is sounding off. He finds that a fireplace is contributing to the problem.
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Servicing Gas Appliances – Part 2

This article is part two of a three-part series on inspecting and servicing gas appliances. It covers thermostats/zone sensors, filters, the blower compartment, wiring, and the burner compartment.
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Servicing Gas Appliances – Part 1

This article is part one of a three-part series on inspecting and servicing gas appliances. This part covers infiltration air and the ventilation air test, equipment efficiency, venting, and the three-part testing procedure for checking a heat exchanger.
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Btu Buddy 31: A Heat Pump Blowing Cold Air

In this edition of the Btu Buddy series, Bob goes on a call where the customer is complaining about their heat pump blowing cold air. Bob explains the differences between a heat pump and furnace, and makes a couple adjustments to the system.
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Quick Facts: Migration And Pump Down Systems

This article discusses what migration is and how to prevent it, as well as what a pump down system is, when it should be used, and its advantage.
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Btu Buddy 30: Repairing A Restricted Liquid Line

In this installment of the Btu Buddy series, Bob goes on a no cooling call and finds a kink in the liquid line of the A/C system. Btu Buddy explains his choices for repairing the line.
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Growing Your Business Through IAQ Particulate Profiling

Concern about indoor air quality (IAQ) is driving customers to have their IAQ situation assessed and, if necessary, repaired. IAQ has generated so much awareness that you may want to consider offering IAQ assessments to all of your customers as an extra service.
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Btu Buddy 29: Outdoor Unit With Restricted Airflow

In this edition of the Btu Buddy series, Bob finds an outdoor unit that has been enclosed by a deck. Bob and Btu Buddy come up with a temporary solution to restore adequate cooling and determine where to relocate the unit.
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2014 World Energy Engineering Congress

Scenes from the 2014 World Energy Engineering Congress in Washington, D.C.

Podcasts

NEWSMakers: Jim Johnson

Jim Johnson,an experienced trade school and community college instructor, discusses the HVAC industry and his column in The NEWS, ‘The Service Ticket.’ Listen now for a hint to the Not Enough Heat question from the Dec. 15 issue. Posted Jan. 30.

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ACHRNEWS

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2015 January 26

Check out the weekly edition of The NEWS today!

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Regional Standards

With regional standards for a/c equipment going into effect in 2015, how do you think it will impact the industry?
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2015 National Plumbing & HVAC Estimator

Every plumbing and HVAC estimator can use the cost estimates in this practical manual!

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